# QT vs QT APP

The clearest difference is update cadence: QT at every 2 months against QT APP's every 31 months. QT also leads on iOS requirement (10 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

QT ships an update every 2 months, QT APP every 31 months. The most recent releases landed on September 16, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | QT | QT APP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 31 months |
| Size | 33 MB | 209 MB |
| Requires iOS | **10** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [BSN (HK) Limited](https://appshunter.io/developer/1478716662) | [大民 王](https://appshunter.io/developer/1478598766) |

## What reviewers say

### QT

[App page](https://appshunter.io/ios/app/qt/id1454476488)

**Features:** macOS Compatibility

**In-app purchases:** none


### QT APP

[App page](https://appshunter.io/ios/app/qt-app-smart/id1478598767)

**In-app purchases:** none


## Frequently asked questions

### Is QT free?

QT is free to download, with no in-app purchases.

### Is QT APP free?

QT APP is free to download, with no in-app purchases.

### Do QT or QT APP have ads?

Neither QT nor QT APP shows ads.

### Which is updated more often, QT or QT APP?

QT ships an update every 2 months, and QT APP every 31 months. Most recently, QT was updated on September 16, 2026 and QT APP on September 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*